Tomorrow's Spacecraft Could Be Made of the Same Bone You Are

Human bones are amazing—seriously, they're incredibly cool—but up until recently, it's been hard to engineer a synthetic material that replicates the super-strong structure of the real thing. Now, scientists in Germany are using a 3D printer to do just that—and it could mean a breakthrough for how we build everything… »2/12/14 4:41pm2/12/14 4:41pm

AfterShokz Sportz M2 Review: Decent Sounding Headphones, No Ears Required

The idea of AfterShokz headphones seemed sweet—the bone conduction sports headphones could pump music through your cheekbones instead of your ears. But the original headphones sounded pretty weak, and they came in fourth place in our Best Running Headphones Battlemodo. Now the second generation is here, with a claimed… »1/02/13 4:20pm1/02/13 4:20pm